Home / 1,246,183.28-1,869,289.91-347,570.30

Finding the Fourth Proportional to 1,246,183.28, 1,869,289.91 and 347,570.30

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Solution

The fourth proportional to 1,246,183.28, 1,869,289.91 and 347,570.30 is: 521,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,183.28 : 1,869,289.91 = 347,570.30 : x
  2. Step 2: Convert to fraction form
    1,246,183.28/1,869,289.91 = 347,570.30/x
  3. Step 3: Cross multiply
    1,246,183.28x = 1,869,289.91 × 347,570.30
  4. Step 4: Simplify right side
    1,246,183.28x = 649,709,654,805.67
  5. Step 5: Solve for x
    x = 649,709,654,805.67/1,246,183.28
  6. Step 6: Final answer
    x = 521,359.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.